<template>
  <div>
    <el-card class="login-form-layout">
      <el-form
        autocomplete="on"
        :model="loginForm"
        ref="loginForm"
        label-position="left"
      >
        <div style="text-align: center">
          <svg-icon icon-class="login-mall" style="width: 56px;height: 56px;color: #409EFF"></svg-icon>
        </div>
        <h2 class="login-title color-main">element-ui登录器</h2>
        <el-form-item prop="username">
          <el-input
            name="username"
            type="text"
            v-model="loginForm.username"
            autocomplete="on"
            placeholder="请输入用户名"
          >
            <span slot="prefix">
              <svg-icon icon-class="user" class="color-main"></svg-icon>
            </span>
          </el-input>
        </el-form-item>
        <el-form-item prop="password">
          <el-input
            name="password"
            :type="pwdType"
            @keyup.enter.native="handleLogin"
            v-model="loginForm.password"
            autocomplete="on"
            placeholder="请输入密码"
          >
            <span slot="prefix">
              <svg-icon icon-class="password" class="color-main"></svg-icon>
            </span>
            <span slot="suffix" @click="showPwd">
              <svg-icon icon-class="eye" class="color-main"></svg-icon>
            </span>
          </el-input>
        </el-form-item>
        <el-form-item style="margin-bottom: 60px">
          <el-button
            style="width: 100%"
            type="primary"
            :loading="loading"
            @click.native.prevent="handleLogin"
          >登录</el-button>
        </el-form-item>
      </el-form>
    </el-card>
  </div>
</template>
<script>
export default {
  name: 'login',
  data () {
    return {
      loginForm: {
        username: '这是',
        password: '123456'
      },
      loading: false,
      pwdType: 'password'
    }
  },
  methods: {
    showPwd () {
      if (this.pwdType === 'password') {
        this.pwdType = ''
      } else {
        this.pwdType = 'password'
      }
    },
    handleLogin () {
      this.$refs.loginForm.validate(valid => {
        if (valid) {
          this.loading = true
          // 调用store下的Login方法
          this.$store
            .dispatch('Login', this.loginForm)// 读取loginForm里面的username和password
            .then(response => { // 声明response变量，类型是json
              this.loading = false
              let code = response.data.code// 后端传给前端的值为data，code，message，传值给code
              // eslint-disable-next-line eqeqeq
              if (code == 200) {
                this.$router.push({
                  path: '/success',
                  query: { data: response.data.data }
                })
              // eslint-disable-next-line brace-style
              } // this.$router.push根据路由将query里面的信息push给/success
              else {
                this.$router.push({
                  path: '/error',
                  query: { message: response.data.message }
                })
              }// this.$router.push根据路由将query里面的信息push给/error
            })
            .catch(() => {
              this.loading = false
            })
        } else {
          // eslint-disable-next-line no-console
          console.log('参数验证不合法！')
          return false
        }
      })
    }
  }
}
</script>
<style scoped>
.login-form-layout {
  position: absolute;
  left: 0;
  right: 0;
  width: 360px;
  margin: 140px auto;
  border-top: 10px solid #409eff;
}
.login-title {
  text-align: center;
}
.login-center-layout {
  background: #409eff;
  width: auto;
  height: auto;
  max-width: 100%;
  max-height: 100%;
  margin-top: 200px;
}
</style>
